package com.ys.gulimall.search.service.impl;

import com.alibaba.fastjson.JSON;
import com.ys.common.to.es.SkuEsModel;
import com.ys.gulimall.search.config.GulimallESConfig;
import com.ys.gulimall.search.constant.EsConstant;
import com.ys.gulimall.search.service.ProductSaveService;
import lombok.extern.slf4j.Slf4j;
import org.elasticsearch.action.bulk.BulkRequest;
import org.elasticsearch.action.bulk.BulkResponse;
import org.elasticsearch.action.index.IndexRequest;
import org.elasticsearch.client.RestHighLevelClient;
import org.elasticsearch.common.xcontent.XContentType;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.io.IOException;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;

/**
 * @Description:
 * @author： yeswater
 * @create： 2024/5/10
 */

@Slf4j
@Service
public class ProductSaveServiceImpl implements ProductSaveService {
	
	@Resource
	private RestHighLevelClient restHighLevelClient;
	
	@Override
	public boolean productStatusUp(List<SkuEsModel> skuEsModels) throws IOException {

		//1.在es中建立索引，建立好映射关系（doc/json/product-mapping.json）
		
		//2. 在es中保存这些数据
		BulkRequest bulkRequest = new BulkRequest();
		for (SkuEsModel skuEsModel : skuEsModels) {
			//构造保存请求
			IndexRequest indexRequest = new IndexRequest(EsConstant.PRODUCT_INDEX);
			indexRequest.id(skuEsModel.getSkuId().toString());
			String jsonString = JSON.toJSONString(skuEsModel);
			indexRequest.source(jsonString, XContentType.JSON);
			bulkRequest.add(indexRequest);
		}
		
		
		BulkResponse bulk = restHighLevelClient.bulk(bulkRequest, GulimallESConfig.COMMON_OPTIONS);
		
		//TODO 如果批量错误
		boolean hasFailures = bulk.hasFailures();
		
		List<String> collect = Arrays.stream(bulk.getItems()).map(item -> {
			return item.getId();
		}).collect(Collectors.toList());
		
		log.info("商品上架完成：{}",collect);
		
		return hasFailures;
	}
	
}
